Home / 814,580.34-1,124,138.85-451,992.75

Finding the Fourth Proportional to 814,580.34, 1,124,138.85 and 451,992.75

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Solution

The fourth proportional to 814,580.34, 1,124,138.85 and 451,992.75 is: 623,759.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,580.34 : 1,124,138.85 = 451,992.75 : x
  2. Step 2: Convert to fraction form
    814,580.34/1,124,138.85 = 451,992.75/x
  3. Step 3: Cross multiply
    814,580.34x = 1,124,138.85 × 451,992.75
  4. Step 4: Simplify right side
    814,580.34x = 508,102,610,193.34
  5. Step 5: Solve for x
    x = 508,102,610,193.34/814,580.34
  6. Step 6: Final answer
    x = 623,759.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.